Andy Farrell has brought a bracing literalism to Ireland, a conviction that you either get things done or you don’t. Photograph: Brian Lawless/PA I like to think of myself as unprejudiced and I hope I sloughed off in my early teens the hatreds I imbibed as a child of Catholic Ireland: of Protestants, “queers” (yes we did use that word as a term of abuse) and communists (meaning anyone to the left of General Franco). But there’s one bias I found very hard to get over: a shameful aversion to rugby. I’m not proud of it but I think I...